A traveler takes a nap beside his luggage on the lawn outside Shenzhen West Railway Station in Guangdong Province on January 17, 2014. Train travelers catching a few winks in weird positions becomes an increasingly common sight during Chunyun, or Spring Festival travel peak season. Photo: IC

Hit the sack: A traveler sleeps with his head buried in a large bag at the Zhangjiajie Railway Station in Hunan Province on January 16, 2014. Photo: IC/sina.com.cn

A man sleeps on newspaper while leaning against a traffic barrier outside Guiyang Railway Station in Guizhou Province on January 29, 2013. Photo: IC

A woman sleeps in a waiting hall seat in Shijiazhuang Railway Station, Hebei Province on January 26, 2013. Photo: IC

Take a stand: A woman traveler rests while standing and leaning over her luggage outside a railway station in Qingdao, Shandong Province on January 26, 2013. Photo: IC/sina.com.cn

Plenty of leg room: Travelers sleep sound at midnight aboard the K81 train bound for Guangdong from Xi'an on October 22, 2012. Photo: IC

Train bed: A traveler sleeps on two rows of seats pulled together at Nanjing Railway Station in Jiangsu Province on January 15, 2012. Photo: IC